CN209601927U - A kind of steel coil strip lifting device - Google Patents
A kind of steel coil strip lifting device Download PDFInfo
- Publication number
- CN209601927U CN209601927U CN201920137661.7U CN201920137661U CN209601927U CN 209601927 U CN209601927 U CN 209601927U CN 201920137661 U CN201920137661 U CN 201920137661U CN 209601927 U CN209601927 U CN 209601927U
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- China
- Prior art keywords
- steel coil
- coil strip
- mounting plate
- sliding block
- block
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 100
- 239000010959 steel Substances 0.000 title claims abstract description 100
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims 1
- 239000000725 suspension Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model relates to a kind of steel coil strip lifting devices, including pedestal, rotating turret, hoist engine, cable and directive wheel, cable one end is around directive wheel and is connected with circular mounting plate, a plurality of sliding slot identical with mounting plate radial direction is offered on mounting plate, sliding block is slidably connected in sliding slot, sliding block is equipped with barb；Mounting plate is equipped with driving mechanism, and driving mechanism includes being rotatably connected in sliding slot and across the screw rod of sliding block, setting on a mounting board for synchronizing the runner assembly of driving multi-filament bar rotation rotating Vortex, the limit assembly rotated for limiting sliding block with screw rod sliding block and mounting plate being arranged in.Compared to the single-point handling of traditional suspension hook, this scheme is realized by multiple barbs to the multipoint clamping of steel coil strip, and stability when steel coil strip is in vacant state is improved, and is conducive to improve the safety of steel coil strip during transportation.
Description
Technical field
The utility model relates to the technical fields of the auxiliary equipment of cables manufacturing, are promoted more particularly, to a kind of steel coil strip
Device.
Background technique
In the production process of wire and cable, is required and needed in electric wire electricity according to the purposes of wire and cable and function etc.
Armor is set outside the cable core of cable, armor is usually steel band, and armouring has the cable of steel band to be known as armored cable.
In the production process of armored cable, by dedicated tape armouring machine (industry is also referred to as steel belt armouring machine) by it is bulky simultaneously
And it is coated to outside cable core under debatching state in the steel band of coil shape, and in order to which the steel band of coil shape is fed to steel-tape armouring
Machine, steel coil strip lifting device needed for the position setting usually at tape armouring machine i.e. with tape armouring machine, by this
Bulky steel coil strip is hoisted to steel-tape armouring from terrace, vehicle or similar carrier by suspension hook by steel coil strip lifting device
Machine.
Above mentioned suspension hook is the transition member between steel coil strip lifting device and steel coil strip, function be draw and
Steel coil strip, and in order to make suspension hook not only easily drawn and steel coil strip but easily recess steel coil strip (steel coil strip arrive at steel band armour
Installation is retreated from steel coil strip), thus suspension hook is usually designed to L-shaped.But the suspension hook of this structure and steel coil strip are often only
There are a contact point, makes the anxiety of the steel coil strip disengaging that is under vacant state that there are steel coil strips from suspension hook, cause safety in production
Accident.
Utility model content
The purpose of the utility model is to provide a kind of steel coil strip lifting device, can multiple spot steel coil strip is clamped and is propped up
Support, improves stability of the steel coil strip under vacant state, is conducive to improve the safety of steel coil strip during transportation
Property.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of steel coil strip lifting device, including pedestal, the elevator for rotating in rotating turret on pedestal, being arranged on rotating turret
The directive wheel for being used to be oriented to cable on rotating turret is arranged in machine and cable, and described cable one end bypasses directive wheel and company
It is connected to circular mounting plate, offers a plurality of sliding slot identical with mounting plate radial direction on the mounting plate, in the sliding slot
Sliding block is slidably connected, the sliding block is equipped with the barb for grasping steel coil strip；It is more that the mounting plate is equipped with synchronous driving
A barb gathers or separated driving mechanism, and driving mechanism includes the screw rod for being rotatably connected in sliding slot and passing through sliding block, screw rod
And sliding block is threadedly engaged and screw rod length direction is identical as track length direction, and driving mechanism further includes that setting is used on a mounting board
In synchronous driving multi-filament bar rotation rotating Vortex runner assembly, be arranged between sliding block and mounting plate for limit sliding block with
The limit assembly that screw rod rotates.
By using above-mentioned technical proposal, when needing to carry out handling to steel coil strip, operator starts hoist engine and decontrols rope
Cable declines mounting plate, drives multi-filament bar after mounting plate lower surface is close to the upper surface of steel coil strip, then through runner assembly
It synchronizes and rotates in the same direction, multiple sliding blocks transport the synchronous center of circle direction towards close to mounting plate under the action of limit assembly
Dynamic, barb will carry out the clamping and support of multiple spot with the movement of sliding block to the surrounding of steel coil strip, and subsequent operator can open
Dynamic hoist engine winding cable rises mounting plate and then realizes the handling to steel coil strip.When steel coil strip is moved to suitable position,
It is driven in the reverse direction the reverse rotation of multi-filament bar again, multiple sliding blocks are under the action of limit assembly by synchronous towards the center of circle far from mounting plate
Direction movement, barb will be detached from the movement of sliding block with steel coil strip.Compared to the single-point handling of traditional suspension hook, this scheme is logical
It crosses multiple barbs to realize to the multipoint clamping of steel coil strip, improves stability when steel coil strip is in vacant state, be conducive to mention
The safety of high steel coil strip during transportation.
The utility model is further arranged to: runner assembly includes that fixation is set in screw rod on the one end of the mounting plate center of circle
First bevel gear, the second bevel gear that is rotatably connected on mounting plate the center point and engages with multiple first bevel gears and set
Set the motor on a mounting board for driving second bevel gear to rotate.
By using above-mentioned technical proposal, second bevel gear rotation is driven after electric motor starting, in first bevel gear and second
Under the linkage effect of bevel gear, finally realizes the synchronization of multi-filament bar and rotate in the same direction, the linkage structure principle is simple, behaviour
Facilitate, saved production cost, also reduces the overall weight at mounting plate.
The utility model is further arranged to: the limit assembly is provided on chute wall including length direction along the chute
Limiting slot and the limited block that is fixed on sliding block, the limited block slide and push against in the limiting slot.
By using above-mentioned technical proposal, the setting of limiting slot and limited block makes sliding block can only be along the axial in sliding slot of screw rod
It is interior to slide, the case where sliding block rotates with screw rod rotation is efficiently avoided, sliding block is enable more successfully to slide on cunning
In slot.
The utility model is further arranged to: being rolled on the sliding block and is embedded with the ball abutted with sliding slot inner wall.
By using above-mentioned technical proposal, the sliding friction between sliding block and sliding slot can be become ball by the setting of ball
Rolling friction, reduce the resistance that sliding block is subject in sliding process, and then keep the sliding of sliding block and barb more smooth,
Hook more successfully can clamp and support steel coil strip.
The utility model is further arranged to: the barb includes the first link block being vertically arranged in below sliding block and consolidates
It is connected in the second link block that steel coil strip is used to support on the first link block, the first link block and the second link block are vertical setting；
First link block is rotatably connected on sliding block by shaft, and being equipped between the sliding block and first link block makes first
Link block remains at the torsional spring of vertical state.
By using above-mentioned technical proposal, after steel coil strip is hoisted on suitable position, operator can directly rotate
One link block makes to cancel the abutting relation between the second link block and steel coil strip, and then makes de- between mounting plate and steel coil strip
It is quick from more convenient.The corresponding locking for also facilitating position between mounting plate and steel coil strip.The setting of torsional spring can make
One abutting plate and the second abutting plate are abutted with steel coil strip always, make the handling of steel coil strip more smooth.
The utility model is further arranged to: second link block offers guiding tiltedly far from one end of the first link block
Face, the guiding surface are provided with the second link block far from the side of mounting plate.
By using above-mentioned technical proposal, during mounting plate declines towards steel coil strip, if the position of barb and steel band
When roll edges position is substantially close, the guiding surface on the second link block takes the lead in and steel coil strip EDGE CONTACT, in supporting for steel coil strip
Under the collective effect of touching and guiding surface, the second link block rotates the axis automatically around shaft, can not need
Operator rotates the first link block and the second link block in advance, reduces the operating procedure of operator, and then makes hanging for steel coil strip
It transports more convenient quick.
The utility model is further arranged to: being fixedly installed rubber on the surface that second link block is contacted with steel coil strip
Rubber mat.
By using above-mentioned technical proposal, since the coefficient of friction of rubber itself is than the second link block of common material
Greatly, the setting of rubber pad increases the frictional force generated when the second link block is contacted with steel coil strip, and then does not allow steel coil strip more
It easily shakes, steel coil strip can be more stably clamped, and be conducive to improve the safety of steel coil strip during transportation.
The utility model is further arranged to: being fixedly connected with pull ring on first link block.
By using above-mentioned technical proposal, pull ring can rotate the first link block for operator and provide a good force section
Position, allowing an operator to more easily to rotate the first link block is detached from mounting plate and steel coil strip.
In conclusion the advantageous effects of the utility model are as follows:
1. the setting of driving mechanism synchronize multiple barbs can towards the movement of the center of circle direction of mounting plate, and then realize more
A barb improves the stability that steel coil strip is under vacant state to the multipoint clamping of steel coil strip, improves steel coil strip in handling
Safety in the process；
2. the setting of limited block and limiting slot not only avoids sliding block and rotates with screw rod rotation, also improves simultaneously
Stability between sliding block and mounting plate is conducive to the bearing capacity for improving sliding block, plays a degree of protection to screw rod and makees
With；
3. the setting of the first link block, the second link block, shaft and torsional spring, make locking between mounting plate and steel coil strip and
It is detached from more convenient quick.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the configuration schematic diagram in the utility model at mounting plate.
In figure, 1, pedestal；2, rotating turret；3, hoist engine；4, cable；5, directive wheel；6, mounting plate；7, sliding slot；8, sliding block；
9, barb；91, the first link block；92, the second link block；10, screw rod；11, first bevel gear；12, second bevel gear；13, electric
Machine；14, limit assembly；141, limiting slot；142, limited block；15, ball；16, fixed plate；17, shaft；18, pull ring；19, rubber
Rubber mat；20, torsional spring；21, guiding surface；22, steel coil strip；221, steel band item；222 steel band framves.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig.1, a kind of steel coil strip lifting device including pedestal 1, is rotatably connected on pedestal 1 and whole L-shaped turns
Moving frame 2, the hoist engine 3 being mounted on rotating turret 2 and the cable 4 being connected on hoist engine 3, to be rotatably connected on rotating turret 2 separate
Directive wheel 5 on 1 one end of pedestal, 4 one end of cable is around directive wheel 5 and is equipped with one piece of circular mounting plate 6, and hoist engine 3 opens
Folding and unfolding can be carried out to cable 4 after dynamic, and then drive installation plate 6 is gone up and down in the vertical direction.
Referring to Fig. 2, three rectangle sliding slots 7 identical with 6 radial direction of mounting plate, three sliding slots 7 are offered on mounting plate 6
The center of circle around mounting plate 6 is uniformly distributed, and three sliding slots 7 are connected to the upper and lower surface of mounting plate 6.It is slided in three sliding slots 7
It is connected with sliding block 8, distance of three sliding blocks 8 apart from 6 center of circle of mounting plate is equal, and is provided with below sliding block 8 for grasping steel
L-type barb 9 with 22 edges of volume.Screw rod 10, length direction and the sliding slot 7 of screw rod 10 are rotatably connected in three sliding slots 7
Length direction is identical, and screw rod 10 passes perpendicularly through corresponding sliding block 8 and is threadedly engaged with sliding block 8.Three screw rods 10 are close to mounting plate 6
The equal fixing sleeve in the one end in the center of circle is equipped with first bevel gear 11, and the center point of mounting plate 6 is rotatably connected to second bevel gear 12, and second
Bevel gear 12 engages with three first bevel gears 11, is also equipped on mounting plate 6 for driving second bevel gear 12 to rotate
Motor 13, motor 13 are connect by cable (not shown) with power supply (not shown).It is also set between sliding block 8 and pedestal
There is the limit assembly 14 to rotate for limiting sliding block 8 with screw rod 10, limit assembly 14 is opened including 7 length directions along the chute
The limiting slot 141 being located in 7 two lateral walls of sliding slot and the limited block 142 being fixed on sliding block 8, limited block 142 slide
And it pushes against in limiting slot 141.Motor 13 starting come drive second bevel gear 12 rotate after, three first bevel gears 11 will synchronize
It rotates, and then drives three screw rods 10 synchronous and rotate in same direction, in the common work of screw thread, limiting slot 141 and limited block 142
Under, three sliding blocks 8 will drive barb 9 to gather or separate simultaneously in sliding slot 7, and then realize barb 9 to 22 side of steel coil strip
The grasping or release of edge.
It is rolled on sliding block 8 and is embedded with the ball 15 abutted with 7 side wall of sliding slot, the setting of ball 15 can reduce sliding block 8 and slide
The frictional force that slot 7 generates when contacting, and then keep the sliding of sliding block 8 and barb 9 more smooth.
8 lower surface of sliding block is welded with two pieces of fixed plates being set in distance 16, is rotatably connected between two fixed plates 16
A piece shaft 17.Barb 9 includes fixed the first link block 91 being set in shaft 17 and is fixedly connected on the first link block 91
Far from the second link block 92 on 17 one end of shaft, the first link block 91 and the second link block 92 are vertical setting.First connection
Block 91 is welded with pull ring 18 on the surface far from 6 center of circle of mounting plate, on the surface that the second link block 92 is contacted with steel coil strip 22
It is fixedly connected with rubber pad 19.Torsional spring 20 is arranged in shaft 17,20 one end of torsional spring is fixedly connected with fixed plate 16, and torsional spring 20 is another
One end is fixedly connected with shaft 17, and torsional spring 20 will make the first link block 91 remain at vertical state in normal state.The
Two link blocks, 92 lower surface offers the guiding surface 21 contacted with steel coil strip 22, and guiding surface 21 arrives between mounting plate 6
Distance be gradually reduced towards close to the direction in 6 center of circle of mounting plate.When the position of the position and 22 edge of steel coil strip of three barbs 9 is big
When causing close, with the decline of mounting plate 6, the guiding surface 21 on the second link block 92 takes the lead in abutting simultaneously with 22 edge of steel coil strip
It rotates, when 92 position of the second link block is located at below 22 edge of steel coil strip, under the active force of torsional spring 20, the first connection
Automatic buckling in the surrounding of steel coil strip 22, can then be started to go up and down steel coil strip 22 by block 91 and the second link block 92.
It should be noted that the steel coil strip 22 in text is by steel band item 221 and 222 groups of steel band frame for winding steel band item 221
At barb 9 is to the clamping of steel coil strip 22 in text and to unclamp be clamping and release to steel band frame 222.
The implementation principle of the present embodiment are as follows: operator realizes the lifting of mounting plate 6 by 3 folding and unfolding cable 4 of hoist engine, when
After 6 lower surface of mounting plate is connected to 22 upper surface of steel coil strip, operator starts motor 13 to drive the rotation of second bevel gear 12, In
Under the linkage effect of second bevel gear 12 and first bevel gear 11, three lead screws, which will synchronize, to rotate.In screw thread, limiting slot
141 and limited block 142 collective effect under, sliding block 8 and barb 9 will be gathered simultaneously towards the center of circle of mounting plate 6, when barb 9 with
After 22 edge of steel coil strip abuts, operator can start hoist engine 3 to promote steel coil strip 22.Subsequent operator's rotating turret 2
Steel coil strip 22 can be moved.After steel coil strip 22 is moved to suitable placement location, operator can pass through motor 13 again
Second bevel gear 12 is reversely rotated, three screw rods 10 rotate synchronous backward, and then keep three barbs 9 synchronous towards far from peace
The direction in 6 center of circle of loading board is mobile, can be realized the separation of mounting plate 6 Yu steel coil strip 22, equally very convenient in operation.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of steel coil strip lifting device, including pedestal (1), rotates in rotating turret (2) on pedestal (1), is arranged in rotating turret
(2) directive wheel (5) of hoist engine (3) and cable (4), setting on rotating turret (2) for being oriented to cable (4) on,
It is characterized by: described cable (4) one end is around directive wheel (5) and is connected with circular mounting plate (6), the mounting plate (6)
On offer a plurality of sliding slot (7) identical with mounting plate (6) radial direction, slidably connects sliding block (8) in the sliding slot (7),
The sliding block (8) is equipped with the barb (9) for grasping steel coil strip (22)；It is multiple that the mounting plate (6) is equipped with synchronous driving
Barb (9) gathers or separated driving mechanism, and driving mechanism includes the silk for being rotatably connected in sliding slot (7) and passing through sliding block (8)
Bar (10), screw rod (10) and sliding block (8) are threadedly engaged and screw rod (10) length direction is identical as sliding slot (7) length direction, driving
Mechanism further includes that the runner assembly for synchronous driving multi-filament bar (10) rotation rotating Vortex is arranged on mounting plate (6), sets
It sets between sliding block (8) and mounting plate (6) for limiting the limit assembly (14) that sliding block (8) is rotated with screw rod (10).
2. a kind of steel coil strip lifting device according to claim 1, it is characterised in that: runner assembly includes that fixation is set in
First bevel gear (11) of the screw rod (10) on mounting plate (6) center of circle one end, be rotatably connected on mounting plate (6) the center point and with
The second bevel gear (12) and be arranged on mounting plate (6) for driving the second cone tooth that multiple first bevel gears (11) are engaged
Take turns the motor (13) of (12) rotation.
3. a kind of steel coil strip lifting device according to claim 1, it is characterised in that: the limit assembly (14) includes edge
The limiting slot (141) that sliding slot (7) length direction is provided on sliding slot (7) side wall and the limited block being fixed on sliding block (8)
(142), the limited block (142) is slided and is pushed against in the limiting slot (141).
4. a kind of steel coil strip lifting device according to claim 1, it is characterised in that: roll and be embedded on the sliding block (8)
There is the ball (15) abutted with sliding slot (7) inner wall.
5. a kind of steel coil strip lifting device according to claim 1, it is characterised in that: the barb (9) includes setting vertically
It sets the first link block (91) below sliding block (8) and is fixed on and be used to support the of steel coil strip (22) on the first link block (91)
Two link blocks (92), the first link block (91) and the second link block (92) are vertical setting；First link block (91) passes through
Shaft (17) is rotatably connected on sliding block (8), and being equipped between the sliding block (8) and first link block (91) makes the first connection
Block (91) remains at the torsional spring (20) of vertical state.
6. a kind of steel coil strip lifting device according to claim 5, it is characterised in that: second link block (92) is separate
One end of first link block (91) offers guiding surface (21), and it is remote that the guiding surface (21) is provided with the second link block (92)
On side from mounting plate (6).
7. a kind of steel coil strip lifting device according to claim 5, it is characterised in that: second link block (92) and steel
Rubber pad (19) are fixedly installed on surface with volume (22) contact.
8. a kind of steel coil strip lifting device according to claim 5, it is characterised in that: solid on first link block (91)
Surely pull ring (18) are connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920137661.7U CN209601927U (en) | 2019-01-26 | 2019-01-26 | A kind of steel coil strip lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920137661.7U CN209601927U (en) | 2019-01-26 | 2019-01-26 | A kind of steel coil strip lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209601927U true CN209601927U (en) | 2019-11-08 |
Family
ID=68402263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920137661.7U Expired - Fee Related CN209601927U (en) | 2019-01-26 | 2019-01-26 | A kind of steel coil strip lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209601927U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111977501A (en) * | 2020-08-03 | 2020-11-24 | 昆明鼎承科技有限公司 | Hook type hoisting device |
| CN112978567A (en) * | 2021-03-22 | 2021-06-18 | 宝武集团马钢轨交材料科技有限公司 | Lifting appliance and lifting method of elastic wheel rim |
| CN113277413A (en) * | 2021-05-26 | 2021-08-20 | 天津市滨海新区检验检测中心 | Automatic crane grappling hook and automatic unhooking mechanism based on visual positioning |
| CN115258990A (en) * | 2022-07-25 | 2022-11-01 | 浙江海测科技有限公司 | Electric hydrological winch and using method thereof |
| WO2023000285A1 (en) * | 2021-07-23 | 2023-01-26 | 湖南泰嘉新材料科技股份有限公司 | Steel band winding mechanism and steel band winding method |
| WO2023000286A1 (en) * | 2021-07-23 | 2023-01-26 | 湖南泰嘉新材料科技股份有限公司 | Steel strip stacking device and steel strip stacking method |
-
2019
- 2019-01-26 CN CN201920137661.7U patent/CN209601927U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111977501A (en) * | 2020-08-03 | 2020-11-24 | 昆明鼎承科技有限公司 | Hook type hoisting device |
| CN112978567A (en) * | 2021-03-22 | 2021-06-18 | 宝武集团马钢轨交材料科技有限公司 | Lifting appliance and lifting method of elastic wheel rim |
| CN113277413A (en) * | 2021-05-26 | 2021-08-20 | 天津市滨海新区检验检测中心 | Automatic crane grappling hook and automatic unhooking mechanism based on visual positioning |
| CN113277413B (en) * | 2021-05-26 | 2022-03-01 | 天津市滨海新区检验检测中心 | Automatic crane grappling hook and automatic unhooking mechanism based on visual positioning |
| WO2023000285A1 (en) * | 2021-07-23 | 2023-01-26 | 湖南泰嘉新材料科技股份有限公司 | Steel band winding mechanism and steel band winding method |
| WO2023000286A1 (en) * | 2021-07-23 | 2023-01-26 | 湖南泰嘉新材料科技股份有限公司 | Steel strip stacking device and steel strip stacking method |
| CN115258990A (en) * | 2022-07-25 | 2022-11-01 | 浙江海测科技有限公司 | Electric hydrological winch and using method thereof |
| CN115258990B (en) * | 2022-07-25 | 2024-01-30 | 浙江海测科技有限公司 | Electric hydrologic winch and use method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |